Hackers breached the computer system of a UnitedHealth Group subsidiary and released ransomware after stealing someone’s password, CEO Andrew Witty testified Wednesday on Capitol Hill.
The cybercriminals entered through a portal that didn’t have multifactor authentification (MFA) enabled. During an hourslong congressional hearing, Witty told lawmakers that the company has not yet determined how many patients and health care professionals were impacted by the cyberattack on Change Healthcare in February.
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Source: MSN News
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